BIAXIALLY ORIENTED COLORED POLYESTER FILM FOR LAMINATING METAL PLATE

摘要

PROBLEM TO BE SOLVED: To provide a biaxially oriented colored polyester film for laminating a metal plate capable of manufacturing a metal can or the like having excellent beauty by laminating to the metal plate and molding and having excellent heat resistance and processability. SOLUTION: The biaxially oriented colored polyester film for laminating the metal plate comprises a polyester containing an ethylene terephthalate unit and/or an ethylene naphthalate unit as main constituents and a color tone of a value an according to a method to JIS Z-8722 of 0 to 50 and a value b of 10 to 50.